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www.ChineseStandard.net Database: 189760 (18 Oct 2025)

GB/T 2480-2022 PDF English

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GB/T 2480-2022: Conventional abrasive - Silicon carbide
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GB/T 2480: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] deliveryName of Chinese StandardStatus
GB/T 2480-2022English95 Add to Cart 0-9 seconds. Auto-delivery Conventional abrasive - Silicon carbide Valid
GB/T 2480-2008English319 Add to Cart 3 days Conventional abrasive -- Silicon carbide Obsolete
GB/T 2480-1996English239 Add to Cart 2 days Conventional abrasive--Silicon carbide Obsolete
GB 2480-1983English199 Add to Cart 2 days Technical specifications for silicon carbide Obsolete

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GB/T 2493   GB/T 23541   JB/T 10155   GB/T 2481.1   

GB/T 2480-2022: Conventional abrasive - Silicon carbide

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT2480-2022
GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 25.100.70 CCS J 43 Replacing GB/T 2480-2008 Conventional abrasive - Silicon carbide ISSUED ON: MARCH 9, 2022 IMPLEMENTED ON: OCTOBER 1, 2022 Issued by: State Administration for Market Regulation; Standardization Administration of PRC.

Table of Contents

Foreword ... 3 1 Scope ... 5 2 Normative references ... 5 3 Terms and definitions ... 5 4 Grades ... 5 5 Technical requirements ... 6 6 Test methods ... 8 7 Inspection rules ... 9 8 Packaging, marking, transportation, and storage ... 9

Foreword

This document was drafted in accordance with the provisions of GB/T 1.1-2020 Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents. This document replaces GB/T 2480-2008 Conventional abrasive - Silicon carbide. Compared with GB/T 2480-2008, except for the structural adjustment and editorial revisions, the main technical changes are as follows: a) The scope of application is changed (see Chapter 1; see Chapter 1 of the 2008 edition); b) The grades are changed (see Chapter 4; see Chapter 3 of the 2008 edition); c) The chemical composition indexes are changed (see 5.1; see 4.1 of the 2008 edition); d) The density indexes are changed (see 5.3; see 4.2 of the 2008 edition); e) The magnetic substance content indexes are changed (see 5.5; see 4.5 of the 2008 edition); f) The content of J-series abrasive fine powder is added (see 5.1, 5.3, and Table 3); g) The requirements for marking, transportation, and storage are added (see Chapter 8). Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by China Machinery Industry Federation. This document shall be under the jurisdiction of the National Technical Committee on Abrasives of Standardization Administration of China (SAC/TC139). Drafting organizations of this document: White Dove Abrasives Co., Ltd., Zigong Fengrui Abrasive Co., Ltd., Shandong Guanhua New Materials Co., Ltd., Pingdingshan Yicheng New Material Co., Ltd., China Machinery Industry International Cooperation Co., Ltd. The main drafters of this document: Chen Deguang, Chang Yanli, Wu Meng, Wang Xueqiang, Lv Chunchang, Xia Xuefeng, Li Hang, Su Yan. The previous versions of the documents replaced by this document are as follows: Conventional abrasive - Silicon carbide

1 Scope

This document specifies the grade, technical requirements, test methods, inspection rules, packaging, marking, transportation, and storage of silicon carbide abrasives. This document applies to silicon carbide abrasives for manufacturing bonded abrasive tools, coated abrasive tools, and for free grinding, polishing, and cutting.

2 Normative references

The following documents contain the provisions which, through normative reference in this document, constitute the essential provisions of this document. For the dated referenced documents, only the versions with the indicated dates are applicable to this document; for the undated referenced documents, only the latest version (including all the amendments) is applicable to this document. GB/T 2481(all parts) Bonded abrasives - Determination and designation of grain size distribution GB/T 3045 Conventional abrasive - Chemical analysis of silicon carbide GB/T 4676 Abrasive grains - Sampling and splitting GB/T 9258(all parts) Coated abrasives - Grain size analysis JB/T 6569 Conventional abrasive - Packing JB/T 6570 Conventional abrasive - Testing method for magnetic materials JB/T 11433 Conventional abrasive - Determination of density

3 Terms and definitions

There are no terms and definitions that need to be defined in this document.

4 Grades

The grades of silicon carbide abrasives are specified as follows: ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.


      

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